Natural disasters

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Across
  1. 2. a huge wave caused by an earthquake which flows onto land
  2. 4. large amount of water that covers an area which is usually dry
  3. 6. an extremeley violent wind or storm
  4. 7. a shaking of the ground
Down
  1. 1. a violent tropical storm in which the air goes round and round
  2. 2. a violent wind storm which consists of tall column pf air spinning around very fast
  3. 3. a large mass of snow falling down the side of a mountain
  4. 5. a period of time with no rain